PCF2127AT/1,518 NXP Semiconductors, PCF2127AT/1,518 Datasheet - Page 2

• Manufacturer Part Number: PCF2127AT/1,518
• Description: IC RTC/CALENDAR TCXO QTZ 20SOIC
• Manufacturer: NXP Semiconductors
• Type: Clock/Calendar/Alarmr

Specifications of PCF2127AT/1,518

• Package / Case: 20-SOIC (0.300", 7.50mm Width)
• Time Format: HH:MM:SS (12/24 hr)
• Memory Size: 512B
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 1.8 V ~ 4.2 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Function: Serial Clock, Timestamp, Timekeeper, Watchdog, Alarm, Calendar, Timer, Timer Interrupt
• Rtc Memory Size: 512 bytes
• Supply Voltage (max): 4.2 V
• Supply Voltage (min): 1.8 V
• Mounting Style: SMD/SMT
• Rtc Bus Interface: I2C
• Supply Current: 2600 nA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

NXP Semiconductors
3. Applications
4. Ordering information
5. Marking
PCF2127A_2
Product data sheet
Table 1.
Table 2.
Type number Package
PCF2127AT/1 SO20
Type number
PCF2127AT/1
Automatic leap year correction
Electronic metering for electricity, water, and gas
Timekeeping instruments with high precision
GPS equipment to reduce time to first fix
Applications that require an accurate process timing
Products with long automated unattended operation time
Ordering information
Marking codes
Name
All information provided in this document is subject to legal disclaimers.
Description
plastic small outline package; 20 leads; body width 7.5 mm
Rev. 02 — 7 May 2010
Marking code
PCF2127AT
Integrated RTC, TCXO and quartz crystal
PCF2127A
© NXP B.V. 2010. All rights reserved.
Version
SOT163-1
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